/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package br.ufjf.pos.controller.action;

import br.ufjf.pos.model.Paciente;
import br.ufjf.pos.model.dao.PacienteDAO;
import br.ufjf.pos.util.ClsHTMLutilidades;
import java.io.IOException;
import java.io.PrintWriter;
import java.sql.SQLException;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author cleber
 */
public class ConfirmaAlterarPacienteAction extends HttpServlet {

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();

        ClsHTMLutilidades recursosHTML = new ClsHTMLutilidades();
        String nomePaciente = request.getParameter("nome");
        String idPaciente = request.getParameter("idpaciente");

        //Validar Dados
        Boolean booDadosValidados = true;
        if (( nomePaciente == null ) || nomePaciente.equals("")){
            out.print( recursosHTML.MENSAGEM_DADOS_INCOMPLETOS);
            out.print("<center>Nome está vazio. </center>");
            out.print( recursosHTML.BOTAO_ME_TIRE_DAQUI);
            booDadosValidados = false;
        }
        
        if(booDadosValidados){     
            RequestDispatcher rd;

            try {
                Paciente paciente = new Paciente(Integer.parseInt(idPaciente), nomePaciente);
                PacienteDAO dao = new PacienteDAO();
                if( dao.isRegistroExistenteBancoDadosComOutroID(nomePaciente, Integer.parseInt(idPaciente))){
                    //out.print( recursosHTML.MENSAGEM_REGISTRO_JA_EXISTE_DB);
                    //out.print( recursosHTML.BOTAO_ME_TIRE_DAQUI);
                    rd = request.getRequestDispatcher("controller?action=ListarPaciente");
                    request.setAttribute("msg", recursosHTML.MENSAGEM_REGISTRO_JA_EXISTE_DB);  
                }else{
                    dao.alterar(paciente);
                    rd = request.getRequestDispatcher("controller?action=ListarPaciente");
                    request.setAttribute("msg", recursosHTML.MENSAGEM_CONCLUIDO_COM_SUCESSO);  
                }            

            } catch (ClassNotFoundException ex) {
                    rd = request.getRequestDispatcher("erro.jsp"); 
                    request.setAttribute("msg", "Erro de conexão: " + ex.getMessage());  
                    //rd.forward(request, response);
            } catch (SQLException ex) {
                    rd = request.getRequestDispatcher("erro.jsp"); 
                    request.setAttribute("msg", "Erro de conexão nao encontrada: " + ex.getMessage());
                    //rd.forward(request, response);
            }

            rd.forward(request, response);  
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
